The company estimates that it has an average of 1.09 billion daily active users.
Approximately 84.2% of Facebook's daily active users are outside the United States and Canada.
There are 13,598 employees at Facebook, and it is headquartered in Menlo Park, California.
Facebook introduced words such as "friending
" to the lexicon.
February 4, 2004 -
"The Facebook" is launched by Mark Zuckerberg
, Dustin Moskovitz, Chris Hughes and Eduardo Saverin at Harvard University.
March 2004 - Students at Stanford, Columbia and Yale universities are allowed to join Harvard students on Facebook.
June 2004 - The company moves to Palo Alto, California.
September 2004 - The Facebook "Wall" is added.
December 2004 - One million users are active on the site.
September 3, 2005 - High school students are allowed to join Facebook.
September 20, 2005 - The company drops "the" from the name and becomes Facebook.
December 2005 - The number of Facebook users reaches six million.
May 2006 - Facebook allows people in work networks to join.
September 5, 2006 - The "News Feed" is introduced on Facebook.
September 26, 2006 - Facebook becomes open to everyone 13 or older.
July 2007 -
Former Harvard classmates Cameron and Tyler Winklevoss sue Zuckerberg
, alleging that he stole the idea for Facebook from them.
October 2007 - Microsoft buys a 1.6% stake in Facebook for $240 million.
January 5, 2008 - ABC News and Facebook co-sponsor a debate
between presidential hopefuls.
March 2008 -
Facebook hires Sheryl Sandberg
to be the company's chief operating officer.
The Winklevosses settle their suit with Facebook for $65 million.
February 9, 2009 - Facebook introduces the "Like" button.
June 2009 - Facebook becomes the number one social network in the U.S., surpassing MySpace.
October 2010 -
The movie "The Social Network, "
a fictionalized account of the start of Facebook, is released.
Spring 2011 -
People throughout the Middle East and North Africa use social media, such as Facebook, to communicate during the "Arab Spring
September 2011 - Facebook introduces the Timeline feature.
November 2011 -
Facebook settles charges
brought by the Federal Trade Commission that it engaged in deceptive practices concerning users' privacy.
February 1, 2012 - Facebook files the paperwork for its initial public offering.
October 2012 - Facebook reaches one billion active monthly users.
June 2013 -
Leaker Edward Snowden
releases documents on the NSA's Prism program. Snowden claims that the NSA has monitored the users of Facebook and other internet companies. Facebook denies cooperating
with the NSA.
February 19, 2014 -
Facebook announces that it is purchasing mobile messaging service WhatsApp
for $19 billion.
March 25, 2014 - Facebook announces that it is purchasing virtual reality company Oculus VR, Inc. for $2 billion.
June 17, 2014 -
A study by researchers at Cornell, the University of Southern California San Francisco and Facebook, and published in Proceedings of the National Academy of Science reveals that for one week in early 2012, Facebook changed the content mix in the news feed of approximately 690,000 users and manipulated the content to gauge the user's emotional response. According to Facebook, the experiment worked. However, many users react with anger at what they say is a dangerous social experiment.
June 23, 2015 -
Facebook stock rises 3% to reach an all time high. The company's market value is close to $245 billion, making it worth more than WalMart, a $235 billion company.
September 15, 2015 -
Mark Zuckerberg announces that Facebook will be introducing a "dislike" button, so users can express sympathy for people in their network sharing sad news.
February 24, 2016 - Facebook adds "Love," "Haha," "Wow," "Sad," and "Angry" reaction buttons that people can click when responding to a post.
April 27, 2016 - Facebook shares rise almost 9% to hit an all-time high of over $118 after the company reports first-quarter profit almost tripled and sales jumped 52%. There are now 1.65 billion people using Facebook each month, up from 1.59 billion at the end of last year.